Toothbrush



FIG. 1 is a top perspective view of the toothbrush, showing our new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side elevational view thereof; and,

FIG. 5 is a right side elevational view thereof.

The broken lines in the figures show portions of the toothbrush that form no part of the claimed design.

The shade lines in the figures show contour and not surface ornamentation. 

CLAIM The ornamental design for a toothbrush, as shown and described. 